diff --git a/src/Service/Request/QueryModifier/Modifier/FilterModifier.php b/src/Service/Request/QueryModifier/Modifier/FilterModifier.php
index c54dd84..ab0e3f5 100644
--- a/src/Service/Request/QueryModifier/Modifier/FilterModifier.php
+++ b/src/Service/Request/QueryModifier/Modifier/FilterModifier.php
@@ -11,6 +11,8 @@
 
 namespace Eukles\Service\Request\QueryModifier\Modifier;
 
+use Eukles\Service\QueryModifier\Easy\Builder\Filter;
+use Eukles\Service\QueryModifier\Easy\Modifier;
 use Eukles\Service\QueryModifier\Modifier\Exception\ModifierException;
 use Eukles\Service\Request\QueryModifier\Modifier\Base\ModifierBase;
 use Propel\Runtime\ActiveQuery\Criteria;
@@ -40,6 +42,7 @@ class FilterModifier extends ModifierBase
             Criteria::GREATER_THAN,
             Criteria::LESS_EQUAL,
             Criteria::LESS_THAN,
+            Criteria::IN,
             Criteria::NOT_IN,
             Criteria::LIKE,
             Criteria::NOT_LIKE,
@@ -79,40 +82,39 @@ public function getName()
     }
 
     /**
-     * @inheritdoc
+     * Apply the filter to the ModelQuery
+     *
+     * @param \Propel\Runtime\ActiveQuery\ModelCriteria $query
      */
-    protected function applyModifier(ModelCriteria $query, $clause, array $modifier)
+    public function apply(ModelCriteria $query)
     {
-        # Apply filter on the last related model query
-        if ($modifier['value'] === null) {
-            if (!array_key_exists('operator', $modifier) || $modifier['operator'] === Criteria::EQUAL) {
-                $modifier['operator'] = Criteria::ISNULL;
-            } else {
-                $modifier['operator'] = Criteria::ISNOTNULL;
-            }
+        $modifierClass = new Modifier($query);
+        if (!empty($this->modifiers)) {
+            foreach ($this->modifiers as $modifier) {
+                if ($this->hasAllRequiredData($modifier)) {
+                    $operator = null;
+                    if ($modifier['value'] === null) {
+                        if (!array_key_exists('operator', $modifier) || $modifier['operator'] === Criteria::EQUAL) {
+                            $operator = Criteria::ISNULL;
+                        } else {
+                            $operator = Criteria::ISNOTNULL;
+                        }
+                    }
 
-            $query->where(
-                sprintf(
-                    '%s %s',
-                    $clause,
-                    (array_key_exists('operator', $modifier) ? $modifier['operator'] : Criteria::EQUAL)
-                ),
-                $modifier['value'],
-                \PDO::PARAM_STR
-            );
-        } else {
-            $query->where(
-                sprintf(
-                    '%s %s ?',
-                    $clause,
-                    (array_key_exists('operator', $modifier) ? $modifier['operator'] : Criteria::EQUAL)
-                ),
-                $modifier['value'],
-                \PDO::PARAM_STR
-            );
+                    $modifierClass->filterBy($modifier['property'], $modifier['value'], $operator);
+
+                }
+            }
         }
     }
 
+    /**
+     * @inheritdoc
+     */
+    protected function applyModifier(ModelCriteria $query, $clause, array $modifier)
+    {
+    }
+
     /**
      * Has the modifier all required data to be applied?
      *
diff --git a/tests/Service/Request/QueryModifier/Modifier/FilterModifierTest.php b/tests/Service/Request/QueryModifier/Modifier/FilterModifierTest.php
index 140d55c..04002fd 100644
--- a/tests/Service/Request/QueryModifier/Modifier/FilterModifierTest.php
+++ b/tests/Service/Request/QueryModifier/Modifier/FilterModifierTest.php
@@ -17,6 +17,7 @@
 use ModifierTestQuery;
 use PHPUnit\Framework\TestCase;
 use Propel\Generator\Util\QuickBuilder;
+use Propel\Runtime\ActiveQuery\Criteria;
 use Propel\Runtime\ActiveQuery\Criterion\RawModelCriterion;
 use Propel\Runtime\ActiveQuery\ModelCriteria;
 use Test\Eukles\Request;
@@ -67,11 +68,12 @@ public function testApplyOnRelation()
         /** @var ModelCriteria $mc */
         $mc = new ModifierTestQuery();
         $m->apply($mc);
-        $this->assertArrayHasKey('.RelationTest.Name = ?', $mc->getMap());
-        $criterion = $mc->getMap()['.RelationTest.Name = ?'];
+        $this->assertArrayHasKey('_relationTest.name', $mc->getMap());
+        $criterion = $mc->getMap()['_relationTest.name'];
         $this->assertEquals('bob', $criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('RelationTest.Name = ?', $criterion->getColumn());
+        $this->assertEquals('=', $criterion->getComparison());
+        $this->assertEquals('_relationTest', $criterion->getTable());
+        $this->assertEquals('name', $criterion->getColumn());
     }
 
     public function testApplyWithValue()
@@ -89,8 +91,7 @@ public function testApplyWithValue()
         /** @var RawModelCriterion $criterion */
         $criterion = $mc->getMap()['modifier_test.name'];
         $this->assertEquals('test', $criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('modifier_test.name = ?', $criterion->getClause());
+        $this->assertEquals('=', $criterion->getComparison());
     }
 
     public function testApplyWithValueAndInvalidOperator()
@@ -124,8 +125,7 @@ public function testApplyWithValueAndOperator()
         /** @var RawModelCriterion $criterion */
         $criterion = $mc->getMap()['modifier_test.name'];
         $this->assertEquals('test', $criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('modifier_test.name >= ?', $criterion->getClause());
+        $this->assertEquals('=', $criterion->getComparison());
     }
 
     public function testApplyWithoutProperty()
@@ -177,8 +177,7 @@ public function testValue()
         /** @var RawModelCriterion $criterion */
         $criterion = $mc->getMap()['modifier_test.name'];
         $this->assertEquals('foo', $criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('modifier_test.name = ?', $criterion->getClause());
+        $this->assertEquals('=', $criterion->getComparison());
     }
 
     public function testValueNullWithEqualsOperator()
@@ -197,8 +196,7 @@ public function testValueNullWithEqualsOperator()
         /** @var RawModelCriterion $criterion */
         $criterion = $mc->getMap()['modifier_test.name'];
         $this->assertNull($criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('modifier_test.name  IS NULL', $criterion->getClause());
+        $this->assertEquals(Criteria::ISNULL, $criterion->getComparison());
     }
 
     public function testValueNullWithNotEqualsOperator()
@@ -217,8 +215,7 @@ public function testValueNullWithNotEqualsOperator()
         /** @var RawModelCriterion $criterion */
         $criterion = $mc->getMap()['modifier_test.name'];
         $this->assertNull($criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('modifier_test.name  IS NOT NULL', $criterion->getClause());
+        $this->assertEquals(Criteria::ISNOTNULL, $criterion->getComparison());
     }
 
     public function testValueNullWithoutOperator()
@@ -236,7 +233,6 @@ public function testValueNullWithoutOperator()
         /** @var RawModelCriterion $criterion */
         $criterion = $mc->getMap()['modifier_test.name'];
         $this->assertNull($criterion->getValue());
-        $this->assertNull($criterion->getComparison());
-        $this->assertEquals('modifier_test.name  IS NULL', $criterion->getClause());
+        $this->assertEquals(Criteria::ISNULL, $criterion->getComparison());
     }
 }